Home / 843,422.78-1,265,199.77-244,392.54

Finding the Fourth Proportional to 843,422.78, 1,265,199.77 and 244,392.54

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Solution

The fourth proportional to 843,422.78, 1,265,199.77 and 244,392.54 is: 366,607.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,422.78 : 1,265,199.77 = 244,392.54 : x
  2. Step 2: Convert to fraction form
    843,422.78/1,265,199.77 = 244,392.54/x
  3. Step 3: Cross multiply
    843,422.78x = 1,265,199.77 × 244,392.54
  4. Step 4: Simplify right side
    843,422.78x = 309,205,386,008.70
  5. Step 5: Solve for x
    x = 309,205,386,008.70/843,422.78
  6. Step 6: Final answer
    x = 366,607.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.